20157384807

素因数分解:

$3^2\times 7^1\times {\mathrm{73}}^2\times {\mathrm{60041}}^1$

素因数の和:60200

約数の個数: 36

約数和(自身を含む): 33738320304

約数和(自身を除く): 13580935497

約数列:

[1, 3, 7, 9, 21, 63, 73, 219, 511, 657, 1533, 4599, 5329, 15987, 37303, 47961, 60041, 111909, 180123, 335727, 420287, 540369, 1260861, 3782583, 4382993, 13148979, 30680951, 39446937, 92042853, 276128559, 319958489, 959875467, 2239709423, 2879626401, 6719128269, 20157384807]

約数ペア:

[(1, 20157384807), (3, 6719128269), (7, 2879626401), (9, 2239709423), (21, 959875467), (63, 319958489), (73, 276128559), (219, 92042853), (511, 39446937), (657, 30680951), (1533, 13148979), (4599, 4382993), (5329, 3782583), (15987, 1260861), (37303, 540369), (47961, 420287), (60041, 335727), (111909, 180123)]